Does Mattress Size Include the Cover Thickness?

Published On: 23 Dec 2025| Read By: 51 Users

When shopping for a new mattress, it’s common to wonder, Does mattress size include the cover thickness? The simple answer is yes: most manufacturers list mattress dimensions (length, width, and height/thickness) as the total measurement from edge to edge, including the outer cover, also known as the ticking or fabric encasement. This detail is important because even a few added centimeters from the cover can impact how the mattress fits your existing bed frame or sheets. If you’re still unsure whether mattress size includes the cover thickness, here’s a breakdown of what’s typically measured in standard mattress sizing: Core Layers: Includes foam, spring, latex, or any core materials. Comfort Layers: Any padding or cushioning above the core for added comfort. Outer Cover (Ticking): The...

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